AmazonBasics Microfiber Cloth Packs
Sometimes I prefer to link readers to products that aren't necessarily the most exciting things in the world, but are still really useful to have around when you need them. AmazonBasics' microfiber cloth packs certainly fit the bill. They're great for cleaning device screens, eyeglasses, auto exteriors, all sorts of household surfaces, stainless steel appliances, and probably way more stuff I'm forgetting at the moment.
They sell packs of various sizes for you to stock up with: